a different part number from the T-4000 series is required to ensure the logo and faceplate align correctly

Is the differential adjustment fixed or adjustable

while the L-M1 contacts close on high pressure to trigger notification systems

What is the maximum lift for this model

the 48Y Nema frame size and 5

Carrier HH18HA502 Limit Switch 323055-751 a different part number fromThe Carrier HH18HA502 Limit Switch is a critical OEM high limit safety device designed for furnace temperature regulation in residential heating systems. Operating with a 140 180F temperature range, this component monitors the internal heat exchanger environment to prevent catastrophic failure and ensure safe operation. As an auto reset hi limit switch, it automatically restores the circuit once temperatures drop below the specified threshold,